Improve confirmation email to actually mention Bridge Troll
Give the bridge troll a nicer Email Name
Improve event creation form a little
Remove 1.9.3 from the builds tested by Travis
rsvp form allows user to request childcare
Do not show Sessions section in RSVP form for single-session events.

Users are automatically RSVP'd to the single existing session for these events.
Destroy event session RSVPs when event sessions are destroyed
Add confirm to unvolunteer button
Update README.markdown
Remove declared widths on .container so they have responsive bootstrap sizes

(940px, 1170px, etc depending on screen width)